Gene editing could help rice survive unexpected cold snaps
Sikandar Zaman M, Azeem A, Nouman A, Khalid A, Ghafoor S
Crispr
A single cold night at the wrong growth stage can wipe out a rice paddy, and this review maps out how precise gene tweaks might give farmers cold-hardy varieties without decades of traditional breeding.
Rice really doesn't like the cold: a chilly spell can mess with its cell membranes, stunt photosynthesis, and slash yields. Because cold tolerance involves many genes working together, old-school breeding struggles to fix it. This review rounds up how scientists are using CRISPR gene editing to tweak specific cold-response genes in rice, aiming to build sturdier, climate-resilient varieties.
Key Findings
Chilling stress in rice disrupts membrane fluidity, photosynthesis, nutrient balance, and triggers oxidative damage
CRISPR editing has targeted five specific cold-responsive genes (OsMYB30, OsWRKY76, OsAnn3, OsPRP1, OsKASI-2) to clarify their roles in stress signaling and antioxidant defense
Emerging strategies include multiplex gene editing, CRISPRa/i transcriptional reprogramming, and omics-guided fine-tuning, though delivery methods and field validation remain key translational challenges
chevron_right Technical Summary
Scientists reviewed how gene-editing tool CRISPR is being used to make rice plants tolerate cold snaps better, which could protect harvests in regions where cold weather threatens this staple food crop.
Abstract Preview
Original paper
CRISPR-Cas systems for enhancing chilling tolerance in rice: recent advances and future prospects.
Rice (Oryza sativa L.) is an important staple crop in global food security and highly vulnerable to chilling stress, which greatly affects growth, development, and yield. The conventional breeding ...
open_in_new Read full abstractAbstract copyright held by the original publisher.
Species Mentioned
Was this useful?
Want to tell us more? (optional)
Thanks for the note!
Something went wrong — please try again.
Too many submissions. Try again in an hour.
Gene editing removes 97% of celiac-triggering proteins from bread wheat
It could mean that people with celiac disease — roughly 1 in 100 worldwide — may one day safely eat bread made from real wheat, without sacrificing the taste...
Rice is a cereal grain and in its domesticated form is the staple food of over half of the world's population, particularly in Asia and Africa. Rice is the seed of the grass species Oryza sativa —or, much less commonly, Oryza glaberrima. Asian rice was domesticated in China some 13,500 to 8,200 y...